Hii please help i’ll give brainliest if you give a correct answer please

Your pendulum clock which advances 1.0 s for every complete oscillation of the pendulum is running perfectly on earth at a site where the magnitude of the acceleration due to gravity is 9.80 m/s2. you send the clock to a location on the moon where the magnitude of the acceleration due to gravity is 1.65 m/s2.

How many molecules are present in 3 mols of silicon dioxide (sio2)?

What distance does a car travel as its speed changes from 0 to 20 m/s in 17 s at constant acceleration?